Filter cap



FIG. 1 is a front perspective view of a filter cap showing our newdesign;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof, the left side view being a mirrorimage;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front perspective view of a second embodiment thereof;

FIG. 8 is a front view thereof;

FIG. 9 is a rear view thereof;

FIG. 10 is a right side view thereof, the left side view being a mirrorimage;

FIG. 11 is a top view thereof; and,

FIG. 12 is a bottom view thereof.

The dashed broken lines illustrate structure or features that form nopart of the claimed design.

The dot-dash broken lines represent boundaries of the claimed design;the dot-dash broken lines themselves form no part of the claimed design.

The relatively thin shade lines represent contour, not surfaceornamentation.

CLAIM The ornamental design for a filter cap, as shown and described.